4.8
(9)
34
hikers
3
hikes
Mountaineering around Cirès offers a range of routes through varied terrain, characterized by significant elevation changes and natural water features. The region features challenging ascents and descents, often leading to panoramic views of the surrounding landscapes. These routes navigate through mountainous environments, providing opportunities to experience the area's natural composition.
Last updated: April 25, 2026
4.5
(6)
27
hikers
Moderate mountaineering route. Good fitness required. Mostly accessible paths. Sure-footedness required.
5.0
(3)
7
hikers
17.5km
06:05
930m
930m
Hard mountaineering route. Very good fitness required. Mostly accessible paths. Sure-footedness required.

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3
hikers
6.27km
02:24
370m
370m
Moderate mountaineering route. Good fitness required. Mostly accessible paths. Sure-footedness required.
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Great hike to do in winter with snowshoes/crampons. Great view 😍
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Here the valley opens up to reveal a pretty plain. Continue up the valley to Lake Oô, to enjoy more magnificent views.
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Hike to the stunning Lac d’Oô, a beautiful glacial lake nestled in the Pyrenees. As you approach the lake, you’ll be treated to breathtaking views of its clear, turquoise waters, surrounded by sheer cliffs and lush forest. The hike is moderately challenging, with rocky paths leading to a perfect viewpoint where the lake and surrounding peaks create a truly picturesque scene. Take some time to appreciate the tranquility of the area, where you can also catch a glimpse of the impressive Oô waterfall cascading down the mountainside.
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Beautiful turquoise blue lake and stuff
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Next to the Lac d'Oô bivouac you have the best point of view, the most axial, to admire the Lac d'Oô waterfall.
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A nice place to stop off after the hike. The car park is generously dimensioned, since the Lac d'Oô and the Lac d'Espingo are popular hiking destinations, you should still come early to get a parking space.
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Located in the heart of the Pyrenees, at the foot of Lac d'Oô, the Granges d'Astau offer a restaurant, a bar and a gîte on the GR 10 trail.
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There are several mountaineering routes around Cirès, with five distinct tours detailed in this guide. These routes offer varied terrain and challenges for different skill levels.
Yes, for families or those seeking a less strenuous experience, the View of the plain – View of the Lac d'Oô waterfall loop from Granges d'Astau is a moderate 6.9 km route that takes about 2 hours 38 minutes, offering beautiful views of the Lac d'Oô waterfall. Another moderate option is the Cromlechs du Mail de Soupène loop from Benque-Dessous-et-Dessus, which is 6.3 km long and takes around 2 hours 23 minutes.
Experienced mountaineers will find challenging options such as the Bridge near Lake Oô – Lac d'Oô loop from Granges d'Astau, a difficult 12.8 km trail with significant elevation gain, typically taking 5 hours 40 minutes. Another demanding route is the Sommet de Pouy Louby – Pic du Lion loop from Cazaux-Fréchet-Anéran-Camors, which spans 17.5 km and offers expansive mountain vistas.
All the mountaineering routes highlighted in this guide are circular, allowing you to start and finish at the same point. Examples include the Bridge near Lake Oô – Lac d'Oô loop from Granges d'Astau and the View of the plain – View of the Lac d'Oô waterfall loop from Granges d'Astau.
The routes around Cirès are characterized by significant elevation changes, natural water features, and diverse mountain landscapes. You can expect panoramic views, especially from higher elevations like the Sommet de Pouy Louby, and beautiful sights such as the Lac d'Oô waterfall.
Yes, the View of the plain – View of the Lac d'Oô waterfall loop from Granges d'Astau specifically leads through mountainous terrain with direct views of the Lac d'Oô waterfall, making it a popular choice for those interested in natural water features.
The mountaineering routes in Cirès are highly rated by the komoot community, with an average score of 4.6 stars from over 20 reviews. Users frequently praise the challenging ascents, the natural beauty of the lakes, and the diverse mountain landscapes.
Yes, the region offers several notable points of interest. You can explore historical sites like the Port de Pierrefite Cromlech, or visit mountain passes such as Peyresourde Pass and Port de Balès. The Granges of Astau also serve as a common starting point for several routes.
Generally, late spring through early autumn (May to October) offers the most favorable conditions for mountaineering in Cirès, with milder weather and less snow at higher elevations. However, conditions can vary, so always check local weather forecasts before heading out.
Many mountaineering routes in Cirès, particularly those starting from popular access points like Granges d'Astau, typically have designated parking areas nearby. It's advisable to arrive early during peak season to secure a spot.
Based on available information, there are no specific permits mentioned as being required for general mountaineering on the routes detailed in this guide around Cirès. However, always check local regulations for any changes or specific restrictions for certain areas.
If you're looking for a moderate challenge with a longer distance, consider the 1888 loop from Salles-et-Pratviel. This route covers approximately 10.7 km and typically takes around 4 hours 56 minutes to complete, offering a good balance of distance and manageable difficulty.


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